neg.constrain: Constraining positive entries in a matrix

Description Usage Arguments Value Author(s) References See Also

View source: R/fact_init.R

Description

This function sets to zero the positive elements of a matrix and takes the absolute value of the negative elements.

Usage

1

Arguments

A

Nonnegative matrix A, n x n

Value

A Constrained nonnegative A matrix, n x n

Author(s)

Luis G. Leal, lgl15@imperial.ac.uk

References

C. Boutsidis and E. Gallopoulos, SVD-based initialization: A head start for nonnegative matrix factorization, Pattern Recognition, Elsevier

See Also

Other Factorisation functions: clus.membership, cnmtf, consensus.clust, hierarchical.clust, initialise.UV, parameters.cnmtf, plot.parameter, pos.constrain, psvd.init, regression.snps, score.cnmtf, synthetic.gwas


lgl15/cnmtf documentation built on May 28, 2019, 6:33 p.m.